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Finding the Fourth Proportional to 84,829.92, 117,070.56 and 47,104.44

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Solution

The fourth proportional to 84,829.92, 117,070.56 and 47,104.44 is: 65,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,829.92 : 117,070.56 = 47,104.44 : x
  2. Step 2: Convert to fraction form
    84,829.92/117,070.56 = 47,104.44/x
  3. Step 3: Cross multiply
    84,829.92x = 117,070.56 × 47,104.44
  4. Step 4: Simplify right side
    84,829.92x = 5,514,543,169.29
  5. Step 5: Solve for x
    x = 5,514,543,169.29/84,829.92
  6. Step 6: Final answer
    x = 65,007.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.